Across
- 3. the measure of the size of angles
- 4. six-sided figure
- 5. line joining two non-adjancent vertices
- 8. longest side of a triangle
- 9. 3+a=4
- 10. 2^3
- 12. distance from one end to the other
- 13. the circumference
- 14. a polygon with ten sides
- 15. small number placed to the right of the number
- 17. a point in the middle
- 18. identify the prime factors
- 20. seven-sided figure
- 21. curved outward
Down
- 1. nine-sided figure
- 2. a shape that is not regular
- 6. a triangle with two equal sides
- 7. 360 degree shape
- 11. to cut in half
- 14. straight line passing thru the center
- 16. length times width
- 19. curved inwards